BLUE FLOWERS 155 



each lip 3-lobed, 3 lower lobes separating, upper 

 lobe with 2 yellow spots; leaves (i with long sheath 

 about flowering stem) arrow-shaped, generally 

 blunt. Summer. 



14. Plant upright, leaves (other than opposite, in water, 

 or from root only) divided or deeply cut. 



DWARF LARKSPUR (Delphinium tricorne}. Crowfoot 



family. 



Max. ht. ii ft.; flowers with spur; sepals (5) 

 petal-like; petals 4; raceme with few flowers; 

 leaves ^-divided with pointed lobes at end. West 

 of Penn. to Minn, and southward. Early spring. 



WILD LUPINE (Lupinus perennis}. Pulse family. 



Max. ht. 2 ft.; flowers (blue) in long raceme at 

 end; flowers papilionaceous, % in. or more long; 

 leaves palmately compound, leaflets 7-11, inversely 

 lance-shaped. Sandy ground. Early summer. 



TALL LARKSPUR (Delphinium exaltatum). Crowfoot 



family. 



Ht. several ft. ; racemes long and slender, many flow- 

 ered ; flowers with spur ; sepals 5 , like petals ; petals 4 ; 

 leaves 3- to ^-divided with pointed lobes at end. Rich 

 soil. Summer. Penn. to Minn, and southward. 



15. Plant upright, leaves (not opposite) simple, flower composite, 

 with yellow centre. 



ROBIN'S PLANTAIN (Erigeron bellidifolius] . Composite 



family. 



Max. ht. 2 ft. ; hairy ; flower-heads like large asters 

 with long blue ray -flowers and yellow disks; root- 

 leaves inversely egg-shaped and spoon-shaped, some- 

 what toothed, stem-leaves partly clasping. Thickets 

 and banks. Spring. 



BLUE ASTERS. Composite family. 



Flower-heads mostly panicled or corymbed; ray- 

 flowers blue, disk-flowers yellow. Leaves various 

 in different species. Autumn. 



